Smoke detecting photoelectric sensing chamber



FIG. 1 is a rear and top perspective view of a smoke detecting photoelectric sensing chamber showing my new design;

FIG. 2 is a front and bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof. 

The ornamental design for a smoke detecting photoelectric sensing chamber, as shown. 